Fix compilation errors

Signed-off-by: Jiahao XU <[email protected]>

src/ein.rs

@@ -1,7 +1,7 @@
 #![deny(rust_2018_idioms, unsafe_code)]
 
 fn main() -> anyhow::Result<()> {
-    crate::porcelain::main()
+    gitoxide::porcelain::main()
 }
 
 #[cfg(not(feature = "pretty-cli"))]

src/gix.rs

@@ -2,7 +2,7 @@
 
 #[cfg(feature = "pretty-cli")]
 fn main() -> anyhow::Result<()> {
-    crate::plumbing::main()
+    gitoxide::plumbing::main()
 }
 
 #[cfg(not(feature = "pretty-cli"))]

src/lib.rs

@@ -22,7 +22,7 @@
 #![cfg_attr(all(doc, feature = "document-features"), feature(doc_cfg, doc_auto_cfg))]
 #![deny(rust_2018_idioms)]
 #![allow(missing_docs)]
-#![forbid(unsafe_code)]
+#![deny(unsafe_code)]
 
 pub mod plumbing;
 pub mod porcelain;